GI4400 High-Precision Fiber Optic Integrated Navigation System INS GNSS

Place of Origin CHINA
Model Number GI4400
Minimum Order Quantity 1 set
Packaging Details BWSENSING BOX,Express package
Delivery Time 5-8 working days
Payment Terms T/T

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Product Details
Attitude Angle Accuracy(deg) ≤0.01 Speed Accuracy(m/s) ≤0.03
Azimuth Keeping Accuracy(deg) ≤0.04, 1h Position Accuracy(km) ≤4, 0.5h ≤0.05, 5min ≤0.015, 2min
Gyro Measurement Range(deg/s) ±600 Gyro Bias Stability(º/h) ≤0.006
Random Walk Coefficient(º/√h) ≤0.002 Scale Factor Non-linearity (ppm) ≤20
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9V GNSS INS Integration


36V GNSS INS Integration


Accuracy 0.01 gps satellite navigation

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Product Description

GI4400 High-Precision Fiber-Optic Integrated Navigation System Output Form RS422 Power Supply 9~36V



Built-in three-axis fiber optic gyroscope, three-axis accelerometer, optional three-axis magnetic sensor, high-precision air pressure sensor, including a BD/GPS/GLONASS three-mode receiver.It has small size, light weight, and Features such as high performance.Its system can be regional adaptability and robustness have been greatly improved.


Performance index


External GPS effective 4m baseline North Seeking Accuracy(deg) ≤0.1*Secant Latitude
Azimuth Accuracy(deg) ≤0.015
Attitude angle Accuracy(deg) ≤0.01
Speed Accuracy(m/s) ≤0.03
Position Accuracy(m) ≤2m/RTK 2cm
GPS outages Azimuth Keeping Accuracy(deg) ≤0.04, 1h
Attitude angle maintaining accuracy(deg) ≤0.02, 1h
Position accuracy(km)

≤4, 0.5h

≤0.05, 5min

≤0.015, 2min


System measurement range Azimuth measurement range(deg) ±180
Attitude measurement range(deg) ±90
Gyro Measurement range(deg/s) ±600
Bias stability(º/h) ≤0.006
Bias repeatability(º/h) ≤0.005
Random walk coefficient(º/√h) ≤0.002
Scale factor Non-linearity (ppm) ≤20
Scale factor asymmetry(ppm) ≤20
Scale factor repeatability(ppm) ≤20
Accelerometer Measurement range(g) ±10
Offset stability(mg) 0.05
Bias repeatability(mg) 0.05
Scale factor repeatability(ppm) ≤100
Environmental parameters Operating temperature(℃) -40~+65
Storage temperature(℃) -45~+70
Vibration(Hz, g2/Hz) 20~500,0.06
Shock(g, ms) 30,11
Electrical parameters Input voltage(Vdc) +9~+36
Power(W) 20
Data output format RS-422
Data refresh rate (Hz) 100
Mechanical Size(mm) ≤199.5×199.5×203.6
Weight(kg) 7.5
Connector Y11P-1210ZK


GI4400 High-Precision Fiber Optic Integrated Navigation System INS GNSS 0

GI4400 High-Precision Fiber Optic Integrated Navigation System INS GNSS 1


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aviation surveying and mapping

unmanned aerial vehicles

sea-based and road-based fields



Q1: Accuracy definition of products

A: RMS accuracy, the accuracy of each product can be traced.Accuracy test report can be provided if required.


Q2: How to select suitable model?

A: Users should check the following points:

a. Single or dual axis?

b. Commom protocol, Modbus or CAN?

c. Dynamic or static Application scenarios?

d. Horizontal or vertical installation?



Q3: How to purchase?

A: If you want sample, please purchase on BWSENSING online shop. We accept Paypal/TT/CC.If you purchase in bulk, it is recommended to consult the sales for the best price.


Q4: How long is the warranty period?

A: One year.


Q5: Fiber optic gyroscope test method

A: The military standard for the current fiber optic gyroscope test method is: GJB2426A-2004


Company introduction

Wuxi Bewis Sensing Technology LLC(BWSENSING) is an innovative fast growing company established in 2010. The company was born in The Institute of Microelectronics (IME) of Peking University. We have achieved the top spot in the middle and high-end industry applications in the Chinese market.

From 2019, BWSENSING ® is approved as our global brand.With 10 years experience in the research-design-development and manufacture of a range of Inertial sensor technology, BWSENSING posses the skills, knowledge and experience to provide fully integrated OEM/ODM design and manufacturing services for Inclinometer, Electronic Compass, IMU, AHRS, GNSS/INS and Fiber Optic Gyroscope. As the company co-founder Dr. Guangyi Shi said, we will use the Accurate and Cost-effective sensors to make a greater contribution to the global society for a better IoT world.


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